Phosphotungstic Acid

Phosphotungstic Acid

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Phosphotungstic Acid

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Phosphotungstic Acid Specification

Structural Formula
Complex polyoxometalate structure

Melting Point
89C (Decomposes upon heating)

Shape
Powder or Crystal

Other Names
Tungstophosphoric Acid PTA

Solubility
Highly soluble in water

Purity
99% Min

Smell
Odorless

Density
4.1 Gram per cubic centimeter(g/cm3)

Form
Solid

Molecular Weight
2986.01 g/mol

Storage
Store in a cool dry and well-ventilated area away from moisture

Refractive Rate
Not Available

Boiling point
(Decomposes)

Poisonous
No

Molecular Formula
HPWO

Ph Level
1-2 (Strongly Acidic)

HS Code
28045010

Classification
Inorganic Acid

Chemical Name
Phosphotungstic Acid

CAS No
12067-99-1

EINECS No
235-087-6

Grade
Industrial Grade

Standard
GB Standards

Type
Catalyst and Reagent

Usage
Used as a catalyst in organic synthesis staining agent in microscopy and reagent in analytical chemistry

Main Material
Tungsten and Phosphorus Compounds

Application
Petrochemicals Biological Staining Analytical Chemistry

About Phosphotungstic Acid

Phosphotungstic Acid

Cas no. : 121501-23-4

Specifications :

Appearance : White crystalline powder

Chloride (Cl) : <0.005%
Sulphate (SO4) : <0.01%
Total nitrogen (N): <0.002%
Lead (Pb) : <0.002%
Iron (Fe): <0.002%
Potassium (K): <0.02%
Copper (Cu): <0.001%
Sodium (Na) : <0.02%
Loss on ignition at 750oC : <17%

FAQs of Phosphotungstic Acid:

Q: What is the grade of Phosphotungstic Acid?

A: Phosphotungstic Acid is of Industrial Grade.

Q: What are the main applications of Phosphotungstic Acid?

A: Phosphotungstic Acid is commonly used in Petrochemicals, Biological Staining, and Analytical Chemistry applications.

Q: What is the purity level of Phosphotungstic Acid?

A: Phosphotungstic Acid has a minimum purity of 99%.

Q: Is Phosphotungstic Acid poisonous?

A: No, Phosphotungstic Acid is non-poisonous.

Q: How should Phosphotungstic Acid be stored?

A: Phosphotungstic Acid should be stored in a cool, dry, and well-ventilated area away from moisture.

Phosphotungstic Acid

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